System and Method for Fabrication Backup Control

1. A fabrication system, comprising: a plurality of fabrication facilities, each of which comprises a computer assisted production control system and a plurality of processing tools for processing articles; and a backup control system, coupled to the computer assisted production control systems, for controlling backup operations between the fabrication facilities, receiving a backup request from a first fabrication facility, retrieving manufacturing constraints corresponding to articles to be processed by a backup operation, wherein the backup control system further receives a backup completion report and updated manufacturing constraints of the backup-operated articles from the second fabrication facility, and relays them to the first fabrication facility.

2. The fabrication system of claim 1 , wherein the manufacturing constraints are dynamic manufacturing constraints, which vary with progress of the articles.

3. The fabrication system of claim 2 , wherein the manufacturing constraints comprise a queue time constraint.

4. The fabrication system of claim 2 , wherein the manufacturing constraints comprise an equipment constraint.

5. The fabrication system of claim 2 , wherein the manufacturing constraints comprise a feedback constraint.

6. The fabrication system of claim 2 , wherein the manufacturing constraints comprise a contamination constraint.

7. A manufacturing method executing backup manufacture of articles in a manufacturing system, wherein the manufacturing system comprises a backup control subsystem and a plurality of manufacturing facilities, the method comprising: receiving a backup request from a first fabrication facility, wherein the backup request comprises identification codes of articles to be processed by a backup operation, the backup operation, and support manufacturing facility; retrieving a first manufacturing constraint from the first fabrication facility according to the identification codes of the articles to be processed by the backup operation and the backup operation; transmitting the backup request and the first manufacturing constraint to a second MES (manufacturing execution system) of a second fabrication facility according to the identification code of the support manufacturing facility; executing the backup operation and issuing a backup completion report, wherein the backup completion report comprises identification code for the articles processed by the backup operation and an updated manufacturing constraint; receiving the backup completion report and the updated manufacturing constraint from a second fabrication facility; transmitting the backup completion report and the updated manufacturing constraint to the first fabrication facility; updating the first manufacturing constraint according to the updated manufacturing constraint; and continuing processing of the articles processed by the backup operation to completion.

8. A method for controlling backup operation of articles between separately located fabrication facilities, comprising: receiving a backup request from a first fabrication facility, wherein the backup request comprises identification codes of articles to be processed by a backup operation, the backup operation, and support manufacturing facility; retrieving a first manufacturing constraint from the first fabrication facility according to the identification codes of the articles to be processed by the backup operation and the backup operation; transmitting the backup request and the first manufacturing constraint to a second fabrication facility according to the identification code of the support manufacturing facility; receiving a backup completion report from the second fabrication facility, wherein the backup completion report comprises identification codes for the articles processed by the backup operation and an updated manufacturing constraint; and transmitting the backup completion report to the first fabrication facility.

9. The method of claim 8 , wherein the first and updated manufacturing constraints comprise a dynamic manufacturing constraint which varies with progress of the articles.

10. The method of claim 9 , wherein the first and updated manufacturing constraints comprise a queue time constraint.

11. The method of claim 9 , wherein the first and updated manufacturing constraints comprise an equipment constraint.

12. The method of claim 9 , wherein the first and updated manufacturing constraints comprise a feedback constraint.

13. The method of claim 9 , wherein the first and updated manufacturing constraints comprise a contamination constraint.

14. A computer readable storage medium for storing a computer program providing a method for controlling backup operation at a separately located fabrication facility, the method comprising: receiving a backup request from a first fabrication facility, wherein the backup request comprises identification codes of articles to be processed by a backup operation, the backup operation, and support manufacturing facility; retrieving a first manufacturing constraint from the first fabrication facility according to the identification codes of the articles to be processed by the backup operation and the backup operation; transmitting the backup request and the first manufacturing constraint to a second fabrication facility according to the identification code of the support manufacturing facility; receiving a backup completion report from the second fabrication facility, wherein the backup completion report comprises identification codes for the articles processed by the backup operation and an updated manufacturing constraint; receiving the backup completion report and updated manufacturing constraint from the second fabrication facility; transmitting the backup completion report and updated manufacturing constraints to the first fabrication facility.

15. The storage medium of claim 14 , wherein the first and updated manufacturing constraints comprise a dynamic manufacturing constraint which varies with progress of the articles.

16. The storage medium of claim 15 , wherein the first and updated manufacturing constraints comprise a queue time constraint.

17. The storage medium of claim 15 , wherein the first and updated manufacturing constraints comprise an equipment constraint.

18. The storage medium of claim 15 , wherein the first and updated manufacturing constraints comprise a feedback constraint.

19. The storage medium of claim 15 , wherein the first and updated manufacturing constraints comprise a contamination constraint.